| /* |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| */ |
| package org.apache.qpid.jms.example; |
| |
| import jakarta.jms.Connection; |
| import jakarta.jms.ConnectionFactory; |
| import jakarta.jms.DeliveryMode; |
| import jakarta.jms.Destination; |
| import jakarta.jms.ExceptionListener; |
| import jakarta.jms.JMSException; |
| import jakarta.jms.Message; |
| import jakarta.jms.MessageProducer; |
| import jakarta.jms.Session; |
| import jakarta.jms.TextMessage; |
| import javax.naming.Context; |
| import javax.naming.InitialContext; |
| |
| public class Sender { |
| private static final int DEFAULT_COUNT = 10; |
| private static final int DELIVERY_MODE = DeliveryMode.NON_PERSISTENT; |
| |
| public static void main(String[] args) throws Exception { |
| int count = DEFAULT_COUNT; |
| if (args.length == 0) { |
| System.out.println("Sending up to " + count + " messages."); |
| System.out.println("Specify a message count as the program argument if you wish to send a different amount."); |
| } else { |
| count = Integer.parseInt(args[0]); |
| System.out.println("Sending up to " + count + " messages."); |
| } |
| |
| try { |
| // The configuration for the Qpid InitialContextFactory has been supplied in |
| // a jndi.properties file in the classpath, which results in it being picked |
| // up automatically by the InitialContext constructor. |
| Context context = new InitialContext(); |
| |
| ConnectionFactory factory = (ConnectionFactory) context.lookup("myFactoryLookup"); |
| Destination queue = (Destination) context.lookup("myQueueLookup"); |
| |
| Connection connection = factory.createConnection(System.getProperty("USER"), System.getProperty("PASSWORD")); |
| connection.setExceptionListener(new MyExceptionListener()); |
| connection.start(); |
| |
| Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE); |
| |
| MessageProducer messageProducer = session.createProducer(queue); |
| |
| long start = System.currentTimeMillis(); |
| for (int i = 1; i <= count; i++) { |
| TextMessage message = session.createTextMessage("Text!"); |
| messageProducer.send(message, DELIVERY_MODE, Message.DEFAULT_PRIORITY, Message.DEFAULT_TIME_TO_LIVE); |
| |
| if (i % 100 == 0) { |
| System.out.println("Sent message " + i); |
| } |
| } |
| |
| long finish = System.currentTimeMillis(); |
| long taken = finish - start; |
| System.out.println("Sent " + count + " messages in " + taken + "ms"); |
| |
| connection.close(); |
| } catch (Exception exp) { |
| System.out.println("Caught exception, exiting."); |
| exp.printStackTrace(System.out); |
| System.exit(1); |
| } |
| } |
| |
| private static class MyExceptionListener implements ExceptionListener { |
| @Override |
| public void onException(JMSException exception) { |
| System.out.println("Connection ExceptionListener fired, exiting."); |
| exception.printStackTrace(System.out); |
| System.exit(1); |
| } |
| } |
| } |